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Date: Mon, 07 Jun 2010 16:37:38 -0500
From: Anthony Liguori <anthony@codemonkey.ws>
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Subject: Re: [Qemu-devel] [PATCH] configure: add an option to disable vlans
References: <20100607150309.GA13369@redhat.com>
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To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Paul Brook <paul@codesourcery.com>, qemu-devel@nongnu.org

On 06/07/2010 03:58 PM, Michael S. Tsirkin wrote:
> On Mon, Jun 07, 2010 at 03:40:57PM -0500, Anthony Liguori wrote:
>    
>> On 06/07/2010 02:21 PM, Michael S. Tsirkin wrote:
>>      
>>> So I see two ways to go forward: switch default value in my patch,
>>> or disable vlans unconditionally.
>>>
>>>        
>> The problem with disabling vlans unconditionally is that you break -net
>> socket and -net dump.
>>
>> If we can come up with an alternative way to do these things, I'm all
>> for removing it.
>>      
> Hmm, I'll try to look at supporting -net socket in netdev.
> Does -net dump do anything that can't be done with tap+tcpdump?
>    

tap+tcpdump requires root privileges (even if you have a tap helper).

Plus tcpdump doesn't help with slirp and -net dump is very useful for 
debugging slirp.

Regards,

Anthony Liguroi

>> Regards,
>>
>> Anthony Liguori
>>
>>      
>>> Which will it be?
>>>
>>>
>>>        
>>>>> Paul
>>>>>
>>>>>
>>>>>
>>>>>